Gryphon Minerals (GRY)

Shares of the Perth-based gold, uranium and base metals explorer have gained almost 240 per cent in the past 12 months as the company edges towards production. The stock, which already has healthy support from brokers, could be boosted by index-related buying among institutions. On Wednesday, Standard & Poor’s announced
Gryphon
would join the S&P/ASX 200 after the close of business on Wednesday, April 6, at the expense of Riversdale Mining, which drops out because of its insufficient free float due to Rio Tinto’s increased stake. UK-based fund manager Baker Steel Capital Manager, Royal Bank of Canada and Macquarie Group are among the institutions already on the shareholder register with substantial stakes, alongside US-based gold producer Newmont Mining. Many fund managers are conspicuously absent from the register, but that could change as the index inclusion approaches.